Does a Musician’s Physical Movements and Gestures Affect How Musical We Think They Are?

We tend to think of music as a sound-based art form (as opposed to dance, for instance, which has more of a visual component). But does a musician's physical movements on stage affect our impression of the performance more than we realize? Like, does a more physically communicative performance appear to sound more musical - even if it isn't? Does a Musician’s Physical Movements and Gestures Affect How Musical We Think They Are?* * *BTW, have you ever wondered why it is exactly that things of...